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VLDB
1991
ACM
14 years 17 hour ago
1991
ACM
We present a priority system which is particularly suited for production rules coupled to databases. In this system, there are default priorities between all rules and overriding ...
VLDB
1991
ACM
14 years 17 hour ago
1991
ACM
Queries in object-oriented datab;Lqcs are formulated against a class and retrieve instnnccls of the class sat,isfying a certain predicate on the att,riblltes of the class. The pre...
VLDB
1991
ACM
14 years 17 hour ago
1991
ACM
Rules have been proposed for providing active behaviour in DBMS. Previous attempts to add rules to Object Oriented DBs have often resulted in a dichotomy between rules and other k...
VLDB
1991
ACM
14 years 17 hour ago
1991
ACM
A non-equijoin of relations R and S is a band join if the join predicate requires values in the join attribute of R to fall within a speci ed band about the values in the join att...
VLDB
1991
ACM
14 years 17 hour ago
1991
ACM
During the past few years, hypermedia systems have emerged as an essential component of many application domains ranging from software engineering to library information systems. ...